Genius cow Professor McMoo and his trusty sidekicks, Pat and Bo Vine, are star agents of the CIA - Cows In Action. They travel through time, fighting evil bulls from the future and keeping history on the right track.... A festive booby-trap sends McMoo, Pat and Bo back to Christmas, 1066. The Battle of Hay-stings may be over, but the Battle for Christmoos is just beginning - and the whole of history hangs in the balance. It's time for action!

The Battle for Christmas by Jeremy StrongPuffin Books ISBN 9780141324630

When Ellie puts on her new pyjamas she and her little brother, Max, are whisked off to the magical Christmas Shop. And they've been shrunk to toy size - help! Worst of all, there's a battle raging between a brave troop of toys and a very SCAAAARY Christmas fairy. Can Ellie and Max save Christmas AND convince the crazy fairy they're NOT mince spies?